BAngun RUangKerucut dan 1/2 bola
Bandulr= 10 cmt = 15 cm
V bandul = V kerucut + V 1/2 bola
V = 1/3 . π r². t + 2/3 , π r³
V = 1/3 . π r² (t + 2 r )V = 1/3 . (3,14) (10²) (15 + 20)V = 1/3 (314)(35)V = 3.663, 33 cm³
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BAngun RUang
Kerucut dan 1/2 bola
Bandul
r= 10 cm
t = 15 cm
V bandul = V kerucut + V 1/2 bola
V = 1/3 . π r². t + 2/3 , π r³
V = 1/3 . π r² (t + 2 r )
V = 1/3 . (3,14) (10²) (15 + 20)
V = 1/3 (314)(35)
V = 3.663, 33 cm³